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经营范围
发明名称
Kruemmer
摘要
申请公布号
DE595054(C)
申请公布日期
1934.03.27
申请号
DE1932K124238D
申请日期
1932.02.16
申请人
DIPL.-ING. BERNHARD KNUPFER
发明人
分类号
F16L43/00
主分类号
F16L43/00
代理机构
代理人
主权项
地址
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